If you are just setting up your composting operation but need worm castings now we recommend this product. You’ve probably tried others. We think that this is the best. The sellers say that these are the finest worm castings on the market and indeed they guarantee it. No filler or peat moss is used unlike in some competitors’ product. Their worms are fed only on cow manure, which is their natural and preferred food source. [azon_inpost asin=”B01J4L7JYK” tpl=”tpl_1″]Premium Worm Castings – Master Organic Soil Solutions 33 lb Bag[/azon_inpost] Everything that has gone through a worm is what you get. Worm Castings are Nature’s response to synthetics and are the richest natural soil supplement known to man. Just two tablespoons of pure worm castings will give sufficient organic plant nutrients for feeding a 6″ potted plant for over two months. Plant growth is stimulated more by worm castings than any other natural product that is currently available. It is different to large animal manure and synthetic fertilizers. It is easily absorbed by plants. Plant growth isn’t just stimulated by worm castings, the ability of your soil to retain water and inhibit root disease is much enhanced. These worm castings will add to your yield while cutting the time to harvest.